Wall sconce is a lighting fixture installed on a wall, usually made of metal, glass, or plastic. They can provide direct or indirect light, used to illuminate a room, hallway, foyer or other indoor space. Wall sconces are typically mounted on walls and can be used in conjunction with ceiling lights or table lamps to provide more lighting options and visual layering. They can also be used for decorative purposes as they come in various shapes, colors, and design styles to match different interior decor styles. Decorative Wall Sconces,Wall Sconces Indoor,Wall Sconce Modern,Wall Sconce For Living Room Zhengdong Lighting Co., Ltd. , https://www.sundint.com
7. Checking speed: The large flow rate of gates is used , and the passing speed of ticket checking is an important indicator. The ticket checking speed depends on the gate control mode, communication networking mode, ticket checking processing software, and mechanical action speed. In general, the gate response speed is within 500ms.
Full height switch selection considerations
Tips for the selection of a full-height switch The full-height switch is mainly used to prevent violent impact on access control occasions such as football fields and prisons. Compared with other turnstiles, the main advantages of full-height turnstiles are: knots, impact resistance, and cannot be illegally exceeded. When choosing a full-height rotary turn machine, you need to pay attention to the following aspects:
1. Sturdy and impact resistant: The turn bar and the outer guardrail need to be sturdy and able to withstand large destructive forces.
2. Security: The biggest concern with full-height turnstiles is that the audience is locked in the gate and cannot enter or exit. In any case (such as suddenly lost power) must avoid the occurrence of this situation, depending on the principle of design.
3, arm weight, inertia, when the arm is in place, there should be no oscillation phenomenon.
4. Reliability: The reliability of the gate is based on the reliability and integration of the various components of the gate. The selection of good quality components is the basis, such as card readers, controllers, monitors, etc.; the integration method mainly depends on the design selection and communication method of the control unit. The presence or absence of lightning protection components also affects the reliability of the equipment.
5. Rotational life: There will be wear on the moving parts, and the design of the pivotal parts will be well-chosen.
6, the bar code reader above the glass material: above the bar code reader must be transparent, the use of organic glass low cost, easy processing and installation, but after many brush votes, the glass will wear rough, affect the bar code reading speed and accuracy Therefore, wear-resistant quartz glass must be used;